Psychologists in the United States
- Psychologists
- 48,725
- Linked to a hospital or group
- 13,901
- Hospitals with a psychologist
- 1,212
- Medical groups with a psychologist
- 3,928
- States and territories
- 56
There are 48,725 psychologists in the US. California has the most, 7,348, and Massachusetts General Hospital has the most affiliated psychologists of any hospital, 113.
Find work emails and mobile numbers for all 48,725 US psychologists
Validated work emails and mobile numbers for US psychologists, found through healthcare waterfall enrichment, with a free Dmand AI account.
California has the most psychologists, with 7,348
There are 48,725 psychologists in the US, according to Dmand AI data. New York is second with 5,081, and Pennsylvania third with 2,629.
Psychologists in every other state and territory
- Ohio1,539
- Puerto Rico1,170
- Maryland1,145
- Washington1,069
- Illinois999
- Colorado949
- Wisconsin947
- Georgia874
- Arizona732
- Oregon730
- Connecticut675
- Missouri649
- Kansas583
- Kentucky542
- Virginia535
- Tennessee509
- Indiana451
- Utah435
- Nebraska374
- West Virginia343
- South Carolina307
- Washington, DC300
- Iowa259
- Oklahoma258
- Hawaii258
- Maine258
- Vermont255
- New Hampshire252
- Rhode Island239
- Nevada232
- New Mexico227
- Louisiana210
- Arkansas197
- Alabama196
- Idaho158
- Delaware157
- North Dakota149
- Mississippi122
- Montana100
- Alaska99
- South Dakota94
- Wyoming52
- U.S. Virgin Islands9
- Northern Mariana Islands4
- Guam2
- American Samoa1
Source: NPPES NPI Registry (CMS)
For health IT teams
Dmand AI has the EHR for 21,548 of 48,725 US psychologists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
The Permanente Medical Group, Inc. has the most psychologists of any US medical group, with 234
New York Medical Behavioral Health Services is second with 180, and Massachusetts General Physicians Organization (MGPO) third with 156. Counts are psychologists linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
Massachusetts General Hospital has the most affiliated psychologists of any US hospital, with 113
Cincinnati Children's Hospital Medical Center is second with 52, and Montefiore Einstein Hospital-Moses Campus third with 45. US psychologists are affiliated with 1,212 hospitals in all.
See every hospital and group for each US psychologist
Each public profile names one place a psychologist practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
Group practices and clinics are the most common site of care for US psychologists, with 6,353
3,839 also practice at hospitals, and 2,133 at physician offices. A psychologist can practice at several kinds of site, so the shares overlap.
US psychologists by site of care
- Medical group practices6,353
- Hospitals3,839
- Physician offices2,133
- FQHCs670
- Behavioral health centers503
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
Every US psychologist profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the US psychologist directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Psychologists are HCPs whose primary specialty is psychologist (taxonomy code 103T00000X), with an active NPI and a US practice address.
FAQ
Frequently asked questions about psychologists in the US
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many psychologists are in the US?
48,725 psychologists have an active NPI, a US practice address and psychologist (taxonomy code 103T00000X) as their primary specialty. 13,901 of them are linked to a hospital or medical group.
Which state has the most psychologists?
California, with 7,348, followed by New York with 5,081 and Pennsylvania with 2,629.
Which medical groups have the most psychologists?
The Permanente Medical Group, Inc., with 234, followed by New York Medical Behavioral Health Services with 180 and Massachusetts General Physicians Organization (MGPO) with 156.
Which hospitals have the most psychologists?
Massachusetts General Hospital, with 113 affiliated psychologists, followed by Cincinnati Children's Hospital Medical Center with 52 and Montefiore Einstein Hospital-Moses Campus with 45.
What is the taxonomy code for psychologist?
103T00000X is the NPPES taxonomy code for psychologist. Sub-specialties with their own code are counted on their own lists.
Dmand AI
Find the right contacts among US psychologists
Search 48,725 US psychologists by state, hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
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